Standard Ignition BSC57 Battery Current Sensor

Brand Standard Ignition BSC57
Connector Gender Female
Connector Shape Oval
Connector Type Plug In
Terminal Gender Male
Terminal Type Bullet
Fits Audi · 8 vehicles

Plug-in connector. Female oval connector with a 3-terminal bullet design.

Battery current sensing. Monitors electrical flow for accurate charging system feedback.

Cross-references Standard Ignition BSC57, 8S0915181A and BCSB10041 for the same application. See all 5.

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Battery Current Sensor for Audi TT Quattro

Standard Ignition BSC57 is a battery current sensor for select Audi TT Quattro applications. It is built with an oval plug-in female connector and a 3-terminal male bullet interface for direct replacement in the charging and starting system.

Key Features

  • Battery current sensor for charging system monitoring
  • Oval female plug-in connector for OE-style connection
  • 3 male bullet terminals
  • Direct-fit replacement for select Audi TT Quattro models
  • Cross-reference part numbers include 8S0915181A and CTB59

Detailed Description

The Standard Ignition BSC57 battery current sensor is used in the electrical, charging and starting system to monitor battery current and voltage data. It features one female oval connector and three male bullet terminals, matching the connection style used on supported vehicles. This part is listed for 2016-2017 Audi TT Quattro and 2018-2023 Audi TT Quattro applications, making it a focused replacement choice for Audi TT Quattro battery current sensor service. The BSC57 is also referenced by interchange numbers 8S0915181A, BCSB10041, CTB59, and SBC58.

What It Helps Address

  • Battery current sensor fault codes
  • Charging system warning lights
  • Incorrect battery current or voltage readings
  • Electrical system monitoring issues
  • Starting and charging performance concerns tied to sensor failure

Installation Notes and Tips

Verify connector shape, terminal style, and vehicle fitment before installation. Fits 2016-2017 Audi TT Quattro, N/A. Fits 2018-2023 Audi TT Quattro, N/A. Confirm the existing sensor connector matches the oval plug-in female design and 3-terminal male bullet layout before replacement.

Quality Assurance

Standard Ignition supplies electrical replacement parts for service applications, and BSC57 is cataloged for direct fitment on the listed Audi TT Quattro models. Always confirm part number BSC57 against the vehicle’s original sensor and system configuration before installation.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2023AudiTT QuattroN/ABattery Current / Volt Sensor
2022AudiTT QuattroN/ABattery Current / Volt Sensor
2021AudiTT QuattroN/ABattery Current / Volt Sensor
2020AudiTT QuattroN/ABattery Current / Volt Sensor
2019AudiTT QuattroN/ABattery Current / Volt Sensor
2018AudiTT QuattroN/ABattery Current / Volt Sensor
2017AudiTT QuattroN/A
2016AudiTT QuattroN/A
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — BSC578S0915181ABCSB10041CTB59SBC58